You do not need to restart your computer to find out what version of BIOS you are running. The provides the quickest and most readable summary for most users, while PowerShell and Command Prompt offer fast alternatives for power users.
The most common and user-friendly method is through the System Information tool. how to check bios version in windows 11
Get-WmiObject -Class Win32_BIOS | Format-List Manufacturer, Name, SerialNumber, Version, SMBIOSBIOSVersion You do not need to restart your computer